pgsql: Test that event triggers work in functions and procedures

Test that event triggers work in functions and procedures

This ensures that we have coverage of all the ProcessUtilityContext
variants.

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/ae307861d89767991b71e97faa6e1812e5ab83f9

Modified Files
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src/test/regress/expected/event_trigger.out | 37 ++++++++++++++++++++++++++++-
src/test/regress/sql/event_trigger.sql      | 21 +++++++++++++++-
2 files changed, 56 insertions(+), 2 deletions(-)